impairvsimpalaWhat's the difference?

Quick tell: impair is a verb, impala is a noun, so they fill different roles in a sentence.

Which to use

“impair” is a verb and “impala” is a noun - they look or sound alike but fill different roles in a sentence.

#31,616
“impair” frequency rank
#26,831
“impala” frequency rank
58447
confusion score

Side-by-Side Comparison

Feature impair impala
Definition To weaken; to affect negatively; to have a diminishing effect on. An African antelope, Aepyceros melampus, noted for its leaping ability; the male has ridged, curved horns.

Where the spellings diverge

Shared letters are muted; the letters that actually set impair and impala apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.

6 ch
impair
6 ch
impala

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: impair is /ɪmˈpɛə(ɹ)/ while impala is /ɪmˈpɑːlə/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 58447, derived from the frequency rank of both members and their visual similarity.

impair is recorded at frequency rank #31,616, classified as averb, pronounced /ɪmˈpɛə(ɹ)/. impala is at rank #26,831, tagged as anoun, pronounced /ɪmˈpɑːlə/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 58447, this pair ranks #112,524 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of impair vs impala

Shared letters: aimp. Private to "impair": r. Private to "impala": l.

"impair" · 6 letters · shape VCCVVC  ·  "impala" · 6 letters · shape VCCVCV

Known mistypes of this pair

  • impairimapir · immpair · impairr · impari · impiar · imppair · ipmair · mipair
  • impalaimapla · immpala · impaal · impalla · implaa · imppala · ipmala · mipala

Frequency comparison

impair#31,616
impala#26,831

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "impair" and "impala" be used interchangeably?
No - they are not even the same part of speech. "impair" is a verb and "impala" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "impair" or "impala"?
"impala" is the more common of the two: it sits at frequency rank #26,831 in our English list, against #31,616 for "impair". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering impair vs impala

The fastest way to pick the right one every time.

  • Check the role first: if you need a verb, it's “impair”; for a noun, it's “impala”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “impair” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list